Build MinGW on try

Author: mati865

.github/workflows/ci.yml

@@ -537,6 +537,18 @@ jobs:
           - name: dist-x86_64-linux
             os: ubuntu-latest-xl
             env: {}
+          - name: dist-i686-mingw
+            env:
+              RUST_CONFIGURE_ARGS: "--build=i686-pc-windows-gnu"
+              SCRIPT: python x.py dist
+              CUSTOM_MINGW: 1
+            os: windows-latest-xl
+          - name: dist-x86_64-mingw
+            env:
+              SCRIPT: python x.py dist
+              RUST_CONFIGURE_ARGS: "--build=x86_64-pc-windows-gnu"
+              CUSTOM_MINGW: 1
+            os: windows-latest-xl
     timeout-minutes: 600
     runs-on: "${{ matrix.os }}"
     steps:

src/ci/github-actions/ci.yml

@@ -14,7 +14,6 @@
 # step CI will fail.
 
 ---
-
 ###############################
 #   YAML Anchors Definition   #
 ###############################
@@ -30,7 +29,6 @@
 # The expand-yaml-anchors tool will automatically remove this block from the
 # output YAML file.
 x--expand-yaml-anchors--remove:
-
   - &shared-ci-variables
     CI_JOB_NAME: ${{ matrix.name }}
 
@@ -77,7 +75,7 @@ x--expand-yaml-anchors--remove:
     <<: *base-job
 
   - &job-macos-xl
-    os: macos-latest  # We don't have an XL builder for this
+    os: macos-latest # We don't have an XL builder for this
     <<: *base-job
 
   - &job-windows-xl
@@ -669,6 +667,18 @@ jobs:
       matrix:
         include:
           - *dist-x86_64-linux
+          - name: dist-i686-mingw
+            env:
+              RUST_CONFIGURE_ARGS: --build=i686-pc-windows-gnu
+              SCRIPT: python x.py dist
+              CUSTOM_MINGW: 1
+            <<: *job-windows-xl
+          - name: dist-x86_64-mingw
+            env:
+              SCRIPT: python x.py dist
+              RUST_CONFIGURE_ARGS: --build=x86_64-pc-windows-gnu
+              CUSTOM_MINGW: 1
+            <<: *job-windows-xl
 
   master:
     name: master